﻿/**
 * 通用js方法封装处理
 * Copyright (c) 2019 ruoyi
 */

const baseURL = process.env.VUE_APP_BASE_API

// 日期格式化
export function parseTime(time, pattern) {
    if (arguments.length === 0 || !time) {
        return null
    }
    const format = pattern || '{y}-{m}-{d} {h}:{i}:{s}'
    let date
    if (typeof time === 'object') {
        date = time
    } else {
        if ((typeof time === 'string') && (/^[0-9]+$/.test(time))) {
            time = parseInt(time)
        } else if (typeof time === 'string') {
            time = time.replace(new RegExp(/-/gm), '/');
        }
        if ((typeof time === 'number') && (time.toString().length === 10)) {
            time = time * 1000
        }
        date = new Date(time)
    }
    const formatObj = {
        y: date.getFullYear(),
        m: date.getMonth() + 1,
        d: date.getDate(),
        h: date.getHours(),
        i: date.getMinutes(),
        s: date.getSeconds(),
        a: date.getDay()
    }
    const time_str = format.replace(/{(y|m|d|h|i|s|a)+}/g, (result, key) => {
        let value = formatObj[key]
        // Note: getDay() returns 0 on Sunday
        if (key === 'a') { return ['日', '一', '二', '三', '四', '五', '六'][value] }
        if (result.length > 0 && value < 10) {
            value = '0' + value
        }
        return value || 0
    })
    return time_str
}

// 表单重置
export function resetForm(refName) {
    if (this.$refs[refName]) {
        this.$refs[refName].resetFields();
    }
}

// 添加日期范围
export function addDateRange(params, dateRange, propName) {
    let search = JSON.parse(JSON.stringify(params));
    if (null != dateRange && '' !== dateRange && dateRange.length !== 0) {
        search.as = JSON.stringify({ create_datetime__range: dateRange });
    }
    return search;
}

// 回显数据字典
export function selectDictLabel(datas, value) {
    var actions = [];
    Object.keys(datas).some((key) => {
        if (String(datas[key].dictValue) === ('' + String(value))) {
            actions.push(datas[key].dictLabel);
            return 1;
        }
    })
    return actions.join('');
}
// 获取字典默认值
export function selectDictDefault(datas) {
    var actions = [];
    Object.keys(datas).some((key) => {
        if (datas[key].is_default === true) {
            actions.push(datas[key].dictValue);
            return true;
        }
    })
    if (!actions[0] && datas[0]) {
        actions.push(datas[0].dictValue)
    }
    return actions.join('');
}

// 回显数据字典（字符串数组）
export function selectDictLabels(datas, value, separator) {
    var actions = [];
    var currentSeparator = undefined === separator ? "," : separator;
    var temp = value.split(currentSeparator);
    Object.keys(value.split(currentSeparator)).some((val) => {
        Object.keys(datas).some((key) => {
            if (datas[key].dictValue == ('' + temp[val])) {
                actions.push(datas[key].dictLabel + currentSeparator);
            }
        })
    })
    return actions.join('').substring(0, actions.join('').length - 1);
}
/**
 * 保存
 * @param  {Blob} blob
 * @param  {String} filename 想要保存的文件名称
 */

function saveAs(blob, filename) {
    if (window.navigator.msSaveOrOpenBlob) {
        navigator.msSaveBlob(blob, filename);
    } else {
        var link = document.createElement('a');
        var body = document.querySelector('body');

        link.href = window.URL.createObjectURL(blob);
        link.download = filename;

        // fix Firefox
        link.style.display = 'none';
        body.appendChild(link);

        link.click();
        body.removeChild(link);

        window.URL.revokeObjectURL(link.href);
    };
}

/**
 * 获取 blob
 * @param  {String} url 目标文件地址
 * @return {cb}
 */
function getBlob(url, cb) {
    var xhr = new XMLHttpRequest();
    xhr.open('GET', url, true);
    xhr.responseType = 'blob';
    xhr.onload = function () {
        if (xhr.status === 200) {
            cb(xhr.response);
        }
    };
    xhr.send();
}
// 通用下载方法
export function download(file_url, fileName) {
    getBlob(process.env.VUE_APP_BASE_API + file_url, function (blob) {
        saveAs(blob, fileName);
    });
}

// 字符串格式化(%s )
export function sprintf(str) {
    var args = arguments,
        flag = true,
        i = 1;
    str = str.replace(/%s/g, function () {
        var arg = args[i++];
        if (typeof arg === 'undefined') {
            flag = false;
            return '';
        }
        return arg;
    });
    return flag ? str : '';
}

// 转换字符串，undefined,null等转化为""
export function praseStrEmpty(str) {
    if (!str || str == "undefined" || str == "null") {
        return "";
    }
    return str;
}

/**
 * 构造树型结构数据
 * @param {*} data 数据源
 * @param {*} id id字段 默认 'id'
 * @param {*} parentId 父节点字段 默认 'parentId'
 * @param {*} children 孩子节点字段 默认 'children'
 * @param {*} rootId 根Id 默认 0
 */
export function handleTree(data, id, parentId, children, rootId) {
    id = id || 'id'
    parentId = parentId || 'parentId'
    children = children || 'children'
    // 排序
    function NumCompare(a, b) {
        //数字比较函数
        // console.log('比较函数', a, b)
        return a.sort - b.sort;
    }

    rootId = rootId || Math.min.apply(Math, data.map(item => { return item[parentId] })) || 0

    //对源数据深度克隆
    const cloneData = JSON.parse(JSON.stringify(data))
    // console.log("cloneData", cloneData)
    //循环所有项
    const treeData = cloneData.filter(father => {
        let branchArr = cloneData.filter(child => {
            //返回每一项的子级数组
            return father[id] === child[parentId]
        });
        branchArr.sort(NumCompare)
        // console.log("branchArr", branchArr)
        branchArr.length > 0 ? father.children = branchArr : '';
        //返回第一层
        return father[parentId] === rootId || !father[parentId];
    });
    treeData.sort(NumCompare)
    return treeData != '' ? treeData : data;
}
export function handleUsersTree(data, id, parentId, users, rootId) {

    id = id || 'id'
    parentId = parentId || 'parentId'
    users = users || 'users'
    // 排序
    function NumCompare(a, b) {
        //数字比较函数
        // console.log('比较函数', a, b)
        return a.sort - b.sort;
    }

    rootId = rootId || Math.min.apply(Math, data.map(item => { return item[parentId] })) || 0

    //对源数据深度克隆
    const cloneData = JSON.parse(JSON.stringify(data))
    // console.log("cloneData", cloneData)
    //循环所有项
    const treeData = cloneData.filter(father => {
        //因父级id和子级id可能一样，前面加0手动区分
        father.id="0"+father.id
        if (father.users) {
            for (let i in father.users) {
                cloneData.push({ parentId: father.id, name: father.users[i].name, id: father.users[i].id })
            }
          
        }
        // console.log('cloneData',cloneData)
        let branchArr = cloneData.filter(child => {
            // console.log(77,father[id],child[parentId])
            //返回每一项的子级数组
            return (father[id] === "0"+child[parentId] || father[id] ===child[parentId])
        });
        branchArr.sort(NumCompare)
        // console.log("branchArr", branchArr)
        branchArr.length > 0 ? father.users = branchArr : '';
        //返回第一层
        return father[parentId] === rootId || !father[parentId];
    });
    treeData.sort(NumCompare)
    return treeData != '' ? treeData : data;
}